Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Explore the challenges and strategies for migrating existing Java applications to the new module system introduced in Java 9. Learn about automatic modules, unnamed modules, and command-line arguments designed to ease the transition. Dive into practical examples based on a Spring/Hibernate application, addressing common migration issues and gaining insights into the module framework. Discover valuable tips for preparing your codebase for modularization, including handling third-party libraries, resolving missing platform modules, and dealing with deep reflection. Understand the mental model of your application's structure and how Java 9 modules can improve it. Follow a step-by-step migration process, covering topics such as classpath migration, using jdeps for problem detection, leveraging automatic modules, and working with open modules and packages.